in newtown, when we heard the shot that killed jordan davis and most recently the shot that killed hadiya pendleton, those are the shots that caught the attention of president barack obama, who recently introduced some executive and legislative changes that he wants to see before the congress. >> is it going to be hard to get a conviction? >> i don't think that it's going to be hard to get a conviction. as i said, we have two very critical pieces of evidence. we have an unarmed teenager and a man who had a gun. trayvon martin ended up dead. i think that's going to be very clear to the jury. >> how emotional do you think this is going to be? >> i think it's going to be an emotional time for the parents. tracy martin said something earlier today that really stuck with me. what tracy said is to the nation this is a story. and to us this is the grief that we deal with every day, the